ES2975941T3 - Armonización de intrapredicción basada en matriz y selección de núcleo de transformada secundaria - Google Patents

Armonización de intrapredicción basada en matriz y selección de núcleo de transformada secundaria Download PDF

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Publication number
ES2975941T3
ES2975941T3 ES20790945T ES20790945T ES2975941T3 ES 2975941 T3 ES2975941 T3 ES 2975941T3 ES 20790945 T ES20790945 T ES 20790945T ES 20790945 T ES20790945 T ES 20790945T ES 2975941 T3 ES2975941 T3 ES 2975941T3
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Prior art keywords
secondary transform
current block
separable secondary
intra prediction
block
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Active
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ES20790945T
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English (en)
Spanish (es)
Inventor
Han Gao
Semih Esenlik
Biao Wang
Anand Meher Kotra
Jianle Chen
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Graft Or Block Polymers (AREA)
  • Prostheses (AREA)
  • Lubricants (AREA)
  • Cosmetics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
ES20790945T 2019-04-17 2020-04-15 Armonización de intrapredicción basada en matriz y selección de núcleo de transformada secundaria Active ES2975941T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962835487P 2019-04-17 2019-04-17
PCT/CN2020/084864 WO2020211765A1 (en) 2019-04-17 2020-04-15 An encoder, a decoder and corresponding methods harmonzting matrix-based intra prediction and secoundary transform core selection

Publications (1)

Publication Number Publication Date
ES2975941T3 true ES2975941T3 (es) 2024-07-18

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
ES20790945T Active ES2975941T3 (es) 2019-04-17 2020-04-15 Armonización de intrapredicción basada en matriz y selección de núcleo de transformada secundaria

Country Status (12)

Country Link
US (2) US12177434B2 (pl)
EP (2) EP3922034B1 (pl)
JP (4) JP7366149B2 (pl)
KR (2) KR102874861B1 (pl)
CN (1) CN113632488A (pl)
AU (2) AU2020259542A1 (pl)
BR (1) BR112021019205A2 (pl)
ES (1) ES2975941T3 (pl)
HU (1) HUE065930T2 (pl)
MX (2) MX2021012405A (pl)
PL (1) PL3922034T3 (pl)
WO (1) WO2020211765A1 (pl)

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CN118118662A (zh) * 2019-04-16 2024-05-31 Lg电子株式会社 图像解码方法、图像编码方法、发送方法和存储介质
AU2020257796B2 (en) * 2019-04-16 2023-11-02 Lg Electronics Inc. Transform for matrix-based intra-prediction in image coding
HRP20240832T1 (hr) * 2019-04-16 2024-11-08 Lg Electronics Inc. Transformacija u kodiranju slike utemeljenom na intra predviđanju
CN113785566B (zh) * 2019-04-27 2024-09-20 数码士有限公司 基于帧内预测处理视频信号的方法和设备
WO2020226424A1 (ko) * 2019-05-08 2020-11-12 엘지전자 주식회사 Mip 및 lfnst를 수행하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법
CN119450074A (zh) * 2019-06-03 2025-02-14 Lg电子株式会社 图像解码方法、图像编码方法和数据发送方法
WO2020260248A1 (en) * 2019-06-25 2020-12-30 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Coding using matrix based intra-prediction and secondary transforms
US11917136B2 (en) 2021-07-15 2024-02-27 Tencent America LLC Intra mode coding
CA3255690A1 (en) 2022-04-13 2025-06-14 Guangdong Oppo Mobile Telecommunications Corp., Ltd. VIDEO ENCODING AND DECODING METHOD, ENCODER, DECODER AND STORAGE MEDIA
WO2024007116A1 (zh) * 2022-07-04 2024-01-11 Oppo广东移动通信有限公司 解码方法、编码方法、解码器以及编码器
CN120036001A (zh) * 2022-10-12 2025-05-23 三星电子株式会社 基于ai的图像编码设备和图像解码设备及其图像编码和解码方法
US12432346B2 (en) * 2023-01-09 2025-09-30 Tencent America LLC Intra prediction mode derivation for coding blocks
WO2025075438A1 (ko) * 2023-10-05 2025-04-10 엘지전자 주식회사 Mip 기반 영상 부호화/복호화 방법, 비트스트림을 전송하는 방법 및 비트스트림을 저장한 기록 매체
US12701239B2 (en) * 2024-04-12 2026-08-04 Tencent America LLC Selective transform set in video coding
US20260006224A1 (en) * 2024-07-01 2026-01-01 Tencent America LLC Adaptive intra secondary transform set selection and signaling
WO2026090935A1 (zh) * 2024-10-30 2026-05-07 Oppo广东移动通信有限公司 编解码方法、编码器、解码器以及存储介质
WO2026143519A1 (zh) * 2024-12-31 2026-07-09 Oppo广东移动通信有限公司 编解码方法、码流、编码器、解码器以及存储介质

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CN100413342C (zh) * 2005-03-09 2008-08-20 浙江大学 用于视频或图像压缩的帧内预测模式编解码的方法和装置
US20150016533A1 (en) * 2013-07-12 2015-01-15 Qualcomm Incorporated Intra motion compensation extensions
KR20160072120A (ko) * 2013-10-18 2016-06-22 엘지전자 주식회사 3d 비디오 부호화/복호화 방법 및 장치
US9948933B2 (en) * 2014-03-14 2018-04-17 Qualcomm Incorporated Block adaptive color-space conversion coding
KR102402622B1 (ko) 2014-06-19 2022-05-27 브이아이디 스케일, 인크. 블록 벡터 도출을 이용하여 인트라 블록 복사 코딩을 위한 방법 및 시스템
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JP6595711B2 (ja) 2015-12-23 2019-10-23 華為技術有限公司 階層的分割内でのブロックレベルの変換選択および黙示的シグナリングを伴う変換コーディングのための方法および装置
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CN115052143B (zh) * 2016-08-01 2025-05-23 韩国电子通信研究院 图像编码/解码方法
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WO2018135885A1 (ko) * 2017-01-19 2018-07-26 가온미디어 주식회사 변환 처리를 제공하는 영상 복호화 및 부호화 방법
US11190794B2 (en) * 2019-02-12 2021-11-30 Tencent America LLC Method and apparatus for video coding
AU2020256658B2 (en) * 2019-04-12 2025-07-24 Beijing Bytedance Network Technology Co., Ltd. Most probable mode list construction for matrix-based intra prediction
AU2020257796B2 (en) * 2019-04-16 2023-11-02 Lg Electronics Inc. Transform for matrix-based intra-prediction in image coding
CN118118662A (zh) * 2019-04-16 2024-05-31 Lg电子株式会社 图像解码方法、图像编码方法、发送方法和存储介质
CN117499656A (zh) * 2019-04-16 2024-02-02 北京字节跳动网络技术有限公司 帧内编解码模式下的矩阵推导
CN117834872A (zh) * 2019-04-16 2024-04-05 松下电器（美国）知识产权公司 编码装置、解码装置、编码方法、解码方法和记录介质
HRP20240832T1 (hr) * 2019-04-16 2024-11-08 Lg Electronics Inc. Transformacija u kodiranju slike utemeljenom na intra predviđanju

Also Published As

Publication number Publication date
US12177434B2 (en) 2024-12-24
HUE065930T2 (hu) 2024-06-28
AU2026200137A1 (en) 2026-01-29
CA3132225A1 (en) 2020-10-22
NZ779326A (en) 2024-03-22
KR20210125088A (ko) 2021-10-15
WO2020211765A1 (en) 2020-10-22
JP2025010162A (ja) 2025-01-20
PL3922034T3 (pl) 2024-05-20
EP4322531A2 (en) 2024-02-14
US20220014742A1 (en) 2022-01-13
EP3922034B1 (en) 2024-02-07
EP3922034A1 (en) 2021-12-15
MX2021012405A (es) 2021-11-12
JP2025186372A (ja) 2025-12-23
KR20250152693A (ko) 2025-10-23
EP4322531A3 (en) 2024-04-10
JP2023157955A (ja) 2023-10-26
AU2020259542A1 (en) 2021-09-16
MX2025001545A (es) 2025-04-02
JP2022529030A (ja) 2022-06-16
CN113632488A (zh) 2021-11-09
JP7366149B2 (ja) 2023-10-20
BR112021019205A2 (pt) 2021-11-30
US20250088631A1 (en) 2025-03-13
KR102874861B1 (ko) 2025-10-21
JP7571227B2 (ja) 2024-10-22
EP3922034A4 (en) 2022-08-03

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